Jobs / Janus Henderson Investors
Senior Engineer- Platform Engineering
Janus Henderson Investors · London, ENG, United Kingdom
London, ENG, United KingdomExp: 6+ yrsHybrid
Remuneration
Annual Bonus Opportunity: Position may be eligible to receive an annual discretionary bonus award from the profit pool. The profit pool is funded based on Company profits. Individual bonuses are determined based on Company, department, team and individual performance. Benefits: Janus Henderson is committed to offering a comprehensive total rewards package to eligible employees that includes; competitive compensation, pension/retirement plans, and various health, wellbeing and lifestyle benefits.
Location
London, ENG, United Kingdom
Visa sponsorship
No visa sponsorship
Janus Henderson (including its subsidiaries) will not maintain existing or sponsor new industry registrations or licenses where not supported by an employee’s job functions (as determined by Janus Henderson at its sole discretion).
Job summary
As a Senior Engineer in Platform Engineering, you will lead the design, build, and evolution of the Internal Developer Platform (IDP) to enable consistent, secure, and scalable software delivery. This role focuses on CI/CD transformation, platform tooling, and data platform integration, acting as a subject matter expert across DevOps tooling, automation, and platform reliability. You will drive best practices, standardization, and self-service capabilities for engineering teams.
Benefits
Generous Holiday policiesExcellent Health and Wellbeing benefits including corporate membership to WellhuPaid volunteer timeSupport to grow through professional development coursesTuition/qualification reimbursementMaternal/paternal leave benefitsFamily servicesAll employee events including networking opportunities and social activitiesLunch allowance for use within our subsidized onsite canteenCompetitive compensationPension/retirement plans
Qualifications
- Bachelor’s or master’s in computer science, Engineering, or related field
- 6+ years of experience in platform engineering, DevOps, or infrastructure roles
- Strong experience with cloud platforms (Azure preferred)
- Proficiency in containerization (Docker, Kubernetes)
- Hands-on with CI/CD tools (GitHub, Azure DevOps, GitLab CI)
- Experience with IaC tools (Terraform, Pulumi, Ansible)
- Strong experience in DevOps, Platform Engineering, or Infrastructure Engineering roles within enterprise environments
- Proven expertise in CI/CD pipeline design, automation, and standardisation using GitHub (Actions, Advanced Security) and Azure DevOps, including migration from ADO to GitHub
- Deep hands-on experience with Infrastructure-as-Code (Terraform, Bicep or equivalent) and automated cloud provisioning
- Strong knowledge of Azure cloud platform, including compute, networking, identity, and security services
- Experience implementing DevSecOps practices, including integration of SAST/DAST tools (e.g., Veracode), secrets management, and secure pipeline execution
- Expertise in artifact management (e.g., Nexus) and modern DevOps tooling ecosystems
- Experience enabling Internal Developer Platform (IDP) capabilities, including self-service provisioning, reusable templates, and platform standardisation
- Solid understanding of software development lifecycle (SDLC), release engineering, and environment lifecycle management
- Experience working with data platforms (Snowflake and/or Databricks), including CI/CD integration, environment provisioning, and access control models
- Strong knowledge of containerisation and cloud-native technologies (Docker, Kubernetes)
- Experience with observability and monitoring frameworks (e.g., Azure Monitor, Prometheus, Grafana) and understanding of SRE practices (SLIs/SLOs, reliability engineering)
- Strong scripting/programming skills (Python, PowerShell, Bash) and automation mindset
- Good understanding of security, networking, RBAC, and Zero Trust principles in cloud and DevOps environments
- Exposure to AI-enabled developer tooling (e.g., GitHub Copilot, intelligent automation) and improving developer experience
Responsibilities
- Lead the design, build, and evolution of the Internal Developer Platform (IDP), enabling consistent, secure, and scalable software delivery across the enterprise.
- Act as a subject matter expert (SME) across DevOps tooling, automation, and platform reliability—driving best practices, standardisation, and self-service capabilities for engineering teams.
- Design, build, and evolve enterprise platform services to support the Internal Developer Platform (IDP) and enable scalable, secure, and self-service engineering environments.
- Lead DevOps transformation initiatives, including migration from Azure DevOps to GitHub, and implement standardised CI/CD pipelines, reusable workflows, and release automation frameworks.
- Develop and maintain Infrastructure-as-Code (IaC) solutions using Terraform, Bicep, or similar tools to provision and manage cloud infrastructure.
- Deliver and optimise cloud-native platforms on Azure (primary), ensuring scalability, resilience, and cost efficiency.
- Act as SME across DevOps tooling, including GitHub (Actions, Advanced Security), Nexus (artifact management), and Veracode (application security), embedding security controls into pipelines and platform services.
- Enable and support DevOps practices for core data platforms, including Snowflake and Databricks, covering environment provisioning, CI/CD integration, and access control models.
- Implement observability frameworks, including monitoring, logging, and alerting, and contribute to SRE practices such as SLIs/SLOs, reliability engineering, and incident management.
- Embed security and compliance standards into all platform components, ensuring auditability, policy enforcement, and alignment with enterprise governance requirements.
- Drive developer experience improvements through platform standardisation, self-service tooling, templates, and AI-enabled capabilities (e.g., Copilot, intelligent automation).
- Collaborate with Architecture, Cloud COE, SRE, and engineering teams to deliver consistent and governed platform capabilities across the organisation.
- Mentor junior engineers and contribute to technical leadership, standards definition, and engineering best practices.
Skills
AnsibleAzureAzure DevOpsAzure MonitorBashBicepDatabricksDockerGitHubGitLabGitLab CIGoGrafanaJavaKubernetesNexusPowerShellPrometheusPulumiPythonSnowflakeTerraformGitHub Actions
Certifications
Cloud technologiesKubernetes
Degrees
Bachelor’s or master’s in computer science, Engineering, or related field
Languages
PythonPowerShellBashGoJava
Relocation
No